Home / 956,559.48-1,320,112-526,839.50

Finding the Fourth Proportional to 956,559.48, 1,320,112 and 526,839.50

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Solution

The fourth proportional to 956,559.48, 1,320,112 and 526,839.50 is: 727,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,559.48 : 1,320,112 = 526,839.50 : x
  2. Step 2: Convert to fraction form
    956,559.48/1,320,112 = 526,839.50/x
  3. Step 3: Cross multiply
    956,559.48x = 1,320,112 × 526,839.50
  4. Step 4: Simplify right side
    956,559.48x = 695,487,146,024
  5. Step 5: Solve for x
    x = 695,487,146,024/956,559.48
  6. Step 6: Final answer
    x = 727,071.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.